devtools/server/tests/chrome/test_memory.html

   1 <!DOCTYPE HTML>
   2 <html>
   3 <!--
   4 Bug 923275 - Add a memory monitor widget to the developer toolbar
   5 -->
   6 <head>
   7   <meta charset="utf-8">
   8   <title>Memory monitoring actor test</title>
   9   <script src="chrome://mochikit/content/tests/SimpleTest/SimpleTest.js"></script>
  10   <link rel="stylesheet" type="text/css" href="chrome://mochikit/content/tests/SimpleTest/test.css">
  11 </head>
  12 <body>
  13 <pre id="test">
  14 <script src="memory-helpers.js" type="application/javascript"></script>
  15 <script>
  16 "use strict";
  17
  18 window.onload = function() {
  19   SimpleTest.waitForExplicitFinish();
  20
  21   (async function() {
  22     const { memory, target } = await startServerAndGetSelectedTabMemory();
  23     const measurement = await memory.measure();
  24     ok(measurement.total > 0, "total memory is valid");
  25     ok(measurement.domSize > 0, "domSize is valid");
  26     ok(measurement.styleSize > 0, "styleSize is valid");
  27     ok(measurement.jsObjectsSize > 0, "jsObjectsSize is valid");
  28     ok(measurement.jsStringsSize > 0, "jsStringsSize is valid");
  29     ok(measurement.jsOtherSize > 0, "jsOtherSize is valid");
  30     ok(measurement.otherSize > 0, "otherSize is valid");
  31     ok(measurement.jsMilliseconds, "jsMilliseconds is valid");
  32     ok(measurement.nonJSMilliseconds, "nonJSMilliseconds is valid");
  33     await destroyServerAndFinish(target);
  34   })();
  35 };
  36 </script>
  37 </pre>
  38 </body>
  39 </html>